const char *grpname;
struct group *g;
struct group sg;
- char grbuf[4096];
+
+ long int grbuf_size = sysconf(_SC_GETGR_R_SIZE_MAX);
+ if (grbuf_size <= 0)
+ grbuf_size = sysconf(_SC_PAGESIZE);
+ if (grbuf_size <= 0)
+ grbuf_size = 4096;
+ char grbuf[grbuf_size];
grpname = (sock_group != NULL) ? sock_group : COLLECTD_GRP_NAME;
g = NULL;